220181208

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{503}}^1$

素因数の和:609

約数の個数: 128

約数和(自身を含む): 629959680

約数和(自身を除く): 409778472

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 23, 24, 26, 39, 46, 52, 61, 69, 78, 92, 104, 122, 138, 156, 183, 184, 244, 276, 299, 312, 366, 488, 503, 552, 598, 732, 793, 897, 1006, 1196, 1403, 1464, 1509, 1586, 1794, 2012, 2379, 2392, 2806, 3018, 3172, 3588, 4024, 4209, 4758, 5612, 6036, 6344, 6539, 7176, 8418, 9516, 11224, 11569, 12072, 13078, 16836, 18239, 19032, 19617, 23138, 26156, 30683, 33672, 34707, 36478, 39234, 46276, 52312, 54717, 61366, 69414, 72956, 78468, 92049, 92552, 109434, 122732, 138828, 145912, 150397, 156936, 184098, 218868, 245464, 277656, 300794, 368196, 398879, 437736, 451191, 601588, 705709, 736392, 797758, 902382, 1196637, 1203176, 1411418, 1595516, 1804764, 2117127, 2393274, 2822836, 3191032, 3609528, 4234254, 4786548, 5645672, 8468508, 9174217, 9573096, 16937016, 18348434, 27522651, 36696868, 55045302, 73393736, 110090604, 220181208]

約数ペア:

[(1, 220181208), (2, 110090604), (3, 73393736), (4, 55045302), (6, 36696868), (8, 27522651), (12, 18348434), (13, 16937016), (23, 9573096), (24, 9174217), (26, 8468508), (39, 5645672), (46, 4786548), (52, 4234254), (61, 3609528), (69, 3191032), (78, 2822836), (92, 2393274), (104, 2117127), (122, 1804764), (138, 1595516), (156, 1411418), (183, 1203176), (184, 1196637), (244, 902382), (276, 797758), (299, 736392), (312, 705709), (366, 601588), (488, 451191), (503, 437736), (552, 398879), (598, 368196), (732, 300794), (793, 277656), (897, 245464), (1006, 218868), (1196, 184098), (1403, 156936), (1464, 150397), (1509, 145912), (1586, 138828), (1794, 122732), (2012, 109434), (2379, 92552), (2392, 92049), (2806, 78468), (3018, 72956), (3172, 69414), (3588, 61366), (4024, 54717), (4209, 52312), (4758, 46276), (5612, 39234), (6036, 36478), (6344, 34707), (6539, 33672), (7176, 30683), (8418, 26156), (9516, 23138), (11224, 19617), (11569, 19032), (12072, 18239), (13078, 16836)]